4563641121 has 16 divisors (see below), whose sum is σ = 6554588544. Its totient is φ = 2807679744.

The previous prime is 4563641101. The next prime is 4563641123. The reversal of 4563641121 is 1211463654.

It is a de Polignac number, because none of the positive numbers 2^k-4563641121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4563641123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169060 + ... + 194186.

It is an arithmetic number, because the mean of its divisors is an integer number (409661784).

Almost surely, 2^4563641121 is an apocalyptic number.

It is an amenable number.

4563641121 is a deficient number, since it is larger than the sum of its proper divisors (1990947423).

4563641121 is a wasteful number, since it uses less digits than its factorization.

4563641121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29800.

The product of its digits is 17280, while the sum is 33.

The square root of 4563641121 is about 67554.7268590437. The cubic root of 4563641121 is about 1658.7101221146.

The spelling of 4563641121 in words is "four billion, five hundred sixty-three million, six hundred forty-one thousand, one hundred twenty-one".